46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
#ifndef LED_H
|
|
#define LED_H
|
|
|
|
#define LED7 0x80 /* top (or furthest right) LED */
|
|
#define LED6 0x40
|
|
#define LED5 0x20
|
|
#define LED4 0x10
|
|
#define LED3 0x08
|
|
#define LED2 0x04
|
|
#define LED1 0x02
|
|
#define LED0 0x01 /* bottom (or furthest left) LED */
|
|
|
|
#define LED_LAN_TX LED0 /* for LAN transmit activity */
|
|
#define LED_LAN_RCV LED1 /* for LAN receive activity */
|
|
#define LED_DISK_IO LED2 /* for disk activity */
|
|
#define LED_HEARTBEAT LED3 /* heartbeat */
|
|
|
|
/* values for pdc_chassis_lcd_info_ret_block.model: */
|
|
#define DISPLAY_MODEL_LCD 0 /* KittyHawk LED or LCD */
|
|
#define DISPLAY_MODEL_NONE 1 /* no LED or LCD */
|
|
#define DISPLAY_MODEL_LASI 2 /* LASI style 8 bit LED */
|
|
#define DISPLAY_MODEL_OLD_ASP 0x7F /* faked: ASP style 8 x 1 bit LED (only very old ASP versions) */
|
|
|
|
#define LED_CMD_REG_NONE 0 /* NULL == no addr for the cmd register */
|
|
|
|
/* led tasklet struct */
|
|
extern struct tasklet_struct led_tasklet;
|
|
|
|
/* register_led_driver() */
|
|
int __init register_led_driver(int model, unsigned long cmd_reg, unsigned long data_reg);
|
|
|
|
/* registers the LED regions for procfs */
|
|
void __init register_led_regions(void);
|
|
|
|
#ifdef CONFIG_CHASSIS_LCD_LED
|
|
/* writes a string to the LCD display (if possible on this h/w) */
|
|
int lcd_print(char *str);
|
|
#else
|
|
#define lcd_print(str)
|
|
#endif
|
|
|
|
/* main LED initialization function (uses PDC) */
|
|
int __init led_init(void);
|
|
|
|
#endif /* LED_H */
|